Pump hydraulics (option), Orifice plate selection, metric – Great Plains NP4000 40-foot Operator Manual User Manual
Page 113
Great Plains Manufacturing, Inc.
Appendix A - Reference Information
109
2012-03-28
407-776M
Pump Hydraulics (Option)
Orifice Plate Selection, Metric
31964
Orifice Plate Size
20
28*
34*
48*
59
80
98
Recommended Rate Range in Litres per Hectare. Range is 15 - 40 PSI
Nozzle Spacing
(Values based on: 8.0 kph, 1.28 kg/litre Fertilizer solution density)
25.4 cm Triple Coulter
28 - 46
53 - 86
79 - 129
154 - 251
233 - 380
426 - 696
672 - 1097
30.5 cm Triple Coulter
23 - 38
44 - 72
66 - 107
128 - 209
194 - 317
355 - 580
560 - 914
32.2 cm Triple Coulter
22 - 36
42 - 68
62 - 102
121 - 198
184 - 300
336 - 549
530 - 866
76.2 cm Single Coulter
9 - 15
18 - 29
26 - 43
51 - 84
78 - 127
142 - 232
224 - 366
91.4 cm Single Coulter
8 - 13
15 - 24
22 - 36
43 - 70
65 - 106
118 - 193
187 - 305
96.5 cm Single Coulter
7 - 12
14 - 23
21 - 34
40 - 66
61 - 100
112 - 183
177 - 289
* These sizes standard in most Great Plains fertilizer systems.
31014D